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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2008 - INRIA - Simon LIPP <simon.lipp@scilab.org>
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution.  The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt

// Generate a loader_gateway.sce script for the gateway
function tbx_build_gateway_loader(langs, gateway_path)
    oldpath = pwd();

    if(exists("gateway_path", "local")) then
        chdir(gateway_path);
    end

    mprintf(gettext("Generating loader_gateway.sce...\n"));
    loader = [
      "// This file is released into the public domain",
      "// Generated by builder_gateway.sce: Please, do not edit this file",
      "//",
      "",
      "try"
      "  v = getversion(""scilab"");",
      "catch",
      "  v = [ 5 0 ]; // or older ",
      "end",
      "if (v(1) <= 5) & (v(2) < 3) then",
      "  // new API in scilab 5.3",
      "  error(gettext(""Scilab 5.3 or more is required.""));",
      "end",
      "",
      "sci_gateway_dir = get_absolute_file_path(""loader_gateway.sce"");",
      "current_dir     = pwd();",
      ""];

    for i = 1:size(langs, "*")
        loader = [loader,
          "chdir(sci_gateway_dir);",
          "if ( isdir("""+langs(i)+""") ) then",
          "  chdir("""+langs(i)+""");",
          "  exec(""loader.sce"");",
          "end",
          ""
        ];
    end

    loader = [loader,
      "chdir(current_dir);",
      "// ====================================================================",
      "clear sci_gateway_dir;",
      "clear current_dir;",
      "clear v;",
      "// ===================================================================="
    ];

    mputl(loader, "loader_gateway.sce");

    chdir(oldpath);
endfunction